#31BB54#31BB54

#31BB54 is a light, vivid green. Relative luminance 0.368; OKLCH L 69.7% C 0.185 H 147.5°. Best body text is #000000 at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#31BB54
RGB	rgb(49, 187, 84)
HSL	hsl(135, 58%, 46%)
HSV	hsv(135, 74%, 73%)
CMYK	cmyk(73.8%, 0%, 55.1%, 26.7%)
CIE-LAB	lab(67.15, -57.89, 41.45)
CIE-LCH	lch(67.15, 71.20, 144.40°)
OKLab	oklab(69.75% -0.1558 0.0991)
OKLCH	oklch(69.75% 0.185 147.5)
XYZ	xyz(20.6356, 36.8313, 14.4074)
Luminance	0.3683 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31BB54 #BB3198

analogous

#53BB31 #31BB54 #31BB99

triadic

#31BB54 #5431BB #BB5431

tetradic

#31BB54 #3153BB #BB3198 #BB9931

square

#31BB54 #3153BB #BB3198 #BB9931

split-complementary

#31BB54 #9931BB #BB3153

monochromatic

#185A28 #248B3E #31BB54 #56D376 #87E09D

Accessibility & contrast

On white

2.51

#31BB54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.37

#31BB54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31BB54

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31BB54	#FFFFFF	#000000	##000000
##31BB54	1.00	2.51	8.37	8.37
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.37	21.00	1.00	1.00
##000000	8.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDAA4A

Deuteranopia (green-blind)

#AD9F5C

Tritanopia (blue-blind)

#00B7A4

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #31bb54;
/* rgb */ color: rgb(49, 187, 84);
/* oklch */ color: oklch(69.7% 0.185 147.5);

Tailwind

colors: {
  custom: {
    50: '#7ed187',
    500: '#31bb54',
    950: '#000000',
  },
}

SCSS

$custom: #31bb54;
$custom-light: #7ed187;
$custom-dark: #000000;

JSON

{
  "hex": "#31bb54",
  "rgb": {
    "r": 49,
    "g": 187,
    "b": 84
  },
  "hsl": {
    "h": 135.217,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.69748,
    "c": 0.18468,
    "h": 147.5
  },
  "luminance": 0.36834
}

Semantic roles & 50–950 ramp

primary

#31BB54

secondary

#C97FB6

accent

#46BAE2

background

#F8FCF8

surface

#EFF9F0

border

#CAD2CB

text

#0B140B

muted

#7C827C

Preview Lab

Preview with #31BB54

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →